Metallic core of rubber crawler



FIG. 1 is a perspective view of a metallic core of rubber crawleraccording to the present invention;

FIG. 2 is a front view thereof;

FIG. 3 is a top view thereof; and,

FIG. 4 is a right side view thereof.

The long dash short dash broken line shown in FIGS. 1, 2, and 4represents the bounds of the claimed design and the short dash brokenlines are included for the purpose of illustrating environmentalstructure only and form no part of the claimed design.

The ornamental design for a metallic core of rubber crawler, as shownand described.